Quarterly Financial Results (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended								12 Months Ended
	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Summarized Quarterly Results of Continuing Operations [Abstract]
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal				$ (29.1)
Gain on Sale of Building EPS Impact			$ (0.02)
Restructuring Charges	$ 48.2
Restructuring Charges for Workforce Optimization Net of Tax	$ 31.8
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal, net of Tax				$ 21.8					$ 21.8	$ 78.4	$ 10.5
Workforce Optimization Effort EPS Impact	$ 0.07
Gain on Sale of AMD EPS Impact				$ (0.05)
Gain on sale of building			$ 13.9						13.9	0.0	0.0
Gain (Loss) on Sale of Properties, Net of Applicable Income Taxes			(8.6)
Revenues	$ 2,898.2	$ 3,248.6	2,807.0	$ 2,714.0	$ 2,694.5	$ 3,024.3	$ 2,653.6	$ 2,566.1	11,667.8	10,938.5	10,226.4
Gross Profit	1,199.7	1,435.9	1,124.5	1,067.5	1,092.7	1,340.0	1,070.3	1,007.8
Net Earnings from continuing operaitons	282.0	532.5	341.4	337.5	257.0	490.3	332.5	296.6	1,493.4	1,376.5	1,242.6
Net (loss) / earnings from discontinued operations	0.0	0.0	0.0	(0.9)	79.2	(0.7)	(1.0)	(1.4)	(0.9)	76.0	273.3
NET EARNINGS	$ 282.0	$ 532.5	$ 341.4	$ 336.6	$ 336.2	$ 489.6	$ 331.5	$ 295.2	$ 1,492.5	$ 1,452.5	$ 1,515.9
Basic Earnings Per Share from Continuing Operations	$ 0.62	$ 1.17	$ 0.75	$ 0.73	$ 0.55	$ 1.04	$ 0.70	$ 0.62	$ 3.27	$ 2.91	$ 2.59
Basic earnings per share from discontinued operations					0.17	0.00	0.00	0.00	0.00	0.16	0.57
Diluted earnings per share from continuing operations	$ 0.62	$ 1.17	$ 0.74	$ 0.72	0.55	1.03	0.69	0.62	3.25	2.89	2.57
Diluted earnings per share from discontinued operations					$ 0.17	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.16	$ 0.57
Earnings from continuing operations before income taxes	$ 427.0	$ 794.8	$ 507.9	$ 505.0	$ 381.6	$ 739.9	$ 498.8	$ 450.4	$ 2,234.7	$ 2,070.7	$ 1,879.2